CN207131316U - A kind of ladder - Google Patents
A kind of ladder Download PDFInfo
- Publication number
- CN207131316U CN207131316U CN201720799570.0U CN201720799570U CN207131316U CN 207131316 U CN207131316 U CN 207131316U CN 201720799570 U CN201720799570 U CN 201720799570U CN 207131316 U CN207131316 U CN 207131316U
- Authority
- CN
- China
- Prior art keywords
- ladder
- elastic component
- section
- guide groove
- bayonet lock
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of ladder, including the first ladder and the second ladder being hinged, and it is connected to the fixed mechanism between the first ladder and the second ladder, fixed mechanism includes being connected to the adjustable plate on the first ladder and the connecting rod between adjustable plate and the second ladder, guide groove and multiple fixing holes are offered on adjustable plate, one end of connecting rod is rotatablely connected with the second ladder, the other end of connecting rod is provided with can be along the bayonet lock of guide groove activity, bayonet lock is movably equipped with latch, the first elastic component is provided between latch and bayonet lock, the other end of latch is engaged with fixing hole.In use, being capable of the opening angle of effective locking ladder, and the opening angle size of ladder can be effectively adjusted according to the actual requirements, convenient use and reduce potential safety hazard.
Description
Technical field
A kind of climbing tools are the utility model is related to, especially, are related to a kind of ladder.
Background technology
Ladder is one of climbing tools commonly used in people's daily life.Distinguished according to pattern, ladder includes vertical ladder, herringbone
Ladder, bridge type ladder etc., wherein, double ladder is most widely used in family life, engineer operation.But in use, deposit
Can not according to actual requirement adjust double ladder opening angle size the problem of, moreover, ladder side apply pressure after, double ladder
Opening angle arbitrarily can diminish or become greatly, in-convenience in use, and certain potential safety hazard be present.
Utility model content
Technical problem to be solved in the utility model is：In order to overcome above-mentioned the deficiencies in the prior art, now carry
For a kind of ladder, it is capable of the opening angle of effective locking double ladder, with convenient use and reduces potential safety hazard.
The utility model solves its technical problem technical scheme to be taken：A kind of ladder, including be hinged
First ladder and the second ladder, and the fixed mechanism being connected between first ladder and second ladder, it is described solid
Determining mechanism includes being connected to the adjustable plate on first ladder and the company between the adjustable plate and second ladder
Extension bar, guide groove and multiple fixing holes are offered on the adjustable plate, one end of the connecting rod rotates with second ladder to be connected
Connect, the other end of connecting rod, which is provided with, to be movably equipped with latch on the bayonet lock along the bayonet lock of guide groove activity, described
Latch is in " ㄈ " shape, the suit section that the latch includes being arranged in the bayonet lock, the inserting section being engaged with the fixing hole with
And the linkage section of the suit section and the inserting section is connected to, the first elasticity is provided between the suit section and the bayonet lock
Part, the inserting section are engaged with the fixing hole.
Further, the one end of the bayonet lock away from the connecting rod is provided with stopper section, one end of first elastic component
The suit section is flexibly supported, the other end of first elastic component flexibly supports the stopper section.
Further, the curved structure of the guide groove, multiple fixing holes are arranged in order to form arcuate structure, described solid
The center of circle and the center of circle of the guide groove for determining the arcuate structure of hole formation are arranged concentrically.
Further,：The second elastic component is provided with the guide groove, one end of second elastic component flexibly supports described lead
The one end of groove away from second ladder, the other end of second elastic component flexibly support the bayonet lock.
Further, first ladder is indulged including the first vertical framves that two are oppositely arranged with being connected to two described first
At least one first pedal between frame, second ladder include two the second vertical framves being oppositely arranged and are connected to two institutes
State at least one second pedal between the second vertical frame.
Further, the bottom of the described first vertical frame and the bottom of the second vertical frame are equipped with Non-slip material.
Further, first elastic component and second elastic component are spring.
The beneficial effects of the utility model are：A kind of ladder of the present utility model, it is capable of the open-angle of effective locking ladder
Degree, and the opening angle size of ladder can be effectively adjusted according to the actual requirements, convenient use and reduction potential safety hazard.
Brief description of the drawings
In order that content of the present utility model is easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail to the utility model, wherein
Fig. 1 is a kind of dimensional structure diagram of ladder of the present utility model；
Fig. 2 is a kind of right view of ladder shown in Fig. 1；
Fig. 3 is a kind of adjustable plate schematic diagram of ladder shown in Fig. 1；
Fig. 4 is the structural representation that latch is under lockup state with adjustable plate in a kind of ladder shown in Fig. 1；
Fig. 5 is the structural representation that latch is under disengaged position with adjustable plate in a kind of ladder shown in Fig. 1.
In figure：1st, the first ladder, the 11, first vertical frame, the 12, first pedal, 13, Non-slip material, the 2, second ladder, 21, second
Vertical frame, the 22, second pedal, 3, fixed mechanism, 31, adjustable plate, 32, connecting rod, 311, guide groove, 312, fixing hole, 321, bayonet lock,
322nd, stopper section, 4, latch, 41, suit section, 42, inserting section, 43, linkage section, the 5, first elastic component, the 6, second elastic component.
Embodiment
The utility model is described in detail presently in connection with accompanying drawing.This figure is simplified schematic diagram, only in a schematic way
Illustrate basic structure of the present utility model, therefore it only shows the composition relevant with the utility model.
It refer to shown in Fig. 1-Fig. 5, the utility model provides a kind of ladder, including to be hinged in " people " font
One ladder 1 and the second ladder 2, and the fixed mechanism 3 being connected between the first ladder 1 and the second ladder 2, the He of the first ladder 1
Adjustable angle between second ladder 2, and fixed by fixed mechanism 3.
First ladder 1 includes two the first vertical framves 11 being oppositely arranged and is connected between two first vertical framves 11 at least
One the first pedal 12, the second ladder 2 include two the second vertical framves 21 being oppositely arranged and be connected to two second vertical framves 21 it
Between at least one second pedal 22.In present embodiment, the bottom of the bottom of the first vertical frame 11 and the second vertical frame 21 is equipped with
Non-slip material 13, Non-slip material 13 can increase the frictional force between ground and ladder so that ladder is not susceptible to slide, so as to increase
Ladder coefficient safe to use.It is to be appreciated that Non-slip material 13 is made up of rubber or plastic material.
Incorporated by reference to shown in Fig. 2, Fig. 3, fixed mechanism 3 includes the adjustable plate 31 being connected on the first ladder 1 and located at regulation
Connecting rod 32 between the ladder 2 of plate 31 and second, guide groove 311 and multiple fixing holes 312, connecting rod 32 are offered on adjustable plate 31
One end be rotatablely connected with the second ladder 2, the other end of connecting rod 32 is provided with can be along the bayonet lock 321 of the activity of guide groove 311, bayonet lock
321 are movably equipped with latch 4.
Refer to shown in Fig. 4, Fig. 5, latch 4 is in " ㄈ " shape, and latch 4 includes being arranged in the suit section 41 of bayonet lock 321 and consolidated
Determine inserting section 42 and the linkage section 43 of connection suit section 41 and inserting section 42 that hole 312 is engaged.Further, bayonet lock 321
One end away from connecting rod 32 is provided with stopper section 322, and suit section 41 is set in the outside of bayonet lock 321, stopper section 322 and socket section
The first elastic component 5 is provided between 41, one end of the first elastic component 5 flexibly supports stopper section 322, the other end of the first elastic component 5
Flexibly support suit section 41.
It should be noted that axial movement of suit compressible first elastic component 5 of section 41 along bayonet lock 321, while can be in
Rotated relative to pin 321.
In present embodiment, stopper section 322 can be flange, nut, screw etc., so as to realize the elasticity of backstop first
The effect of part 5.
Referring to Fig. 3, one end of connecting rod 32 is rotatablely connected with the second ladder 2, in order that it is another to be connected to connecting rod 32
The bayonet lock 321 of one end can move along guide groove 311 is smooth, and guide groove 311 sets curved structure, similarly, in order that obtaining grafting
Section 42 can be arranged in order to form arcuate structure with each 312 smooth cooperation of fixing hole, multiple fixing holes 312, the shape of fixing hole 312
Into arcuate structure the center of circle and the center of circle of guide groove 311 be arranged concentrically.
Referring to Fig. 4, when the first elastic component 5 is in free state, latch 4 is under the elastic force effect of the first elastic component 5
Press close to adjustable plate 31, so that the inserting section 42 of latch 4 is inserted into fixing hole 312, now, connecting rod 32 and adjustable plate 31
Locking, that is, realize that the first ladder 1 is locked out with the second ladder 2, now, the angle of the first ladder 1 and the second ladder 2 is non-adjustable
Section；Referring to Fig. 5, pulling latch 4, the first elastic component 5 is in compressive state, and latch 4 is also remote away from adjustable plate 31, inserting section 42
From fixing hole 312, connecting rod 32 departs from adjustable plate 31, that is, realizes that the first ladder 1 unlocks with the second ladder 2, now, the first ladder
The angle adjustable of the ladder 2 of frame 1 and second.
Referring to shown in Fig. 3, the second elastic component 6 is provided with guide groove 311, the one end of the second elastic component 6, which flexibly supports, leads
The one end of groove 311 away from the second ladder 2, the other end of the second elastic component 6 flexibly supports bayonet lock 321, so that working as inserting section
During 42 disengaging fixing hole 312, the second elastic component 6 resets, and bayonet lock 321 is under the elastic reaction of the second elastic component 6 automatically towards remote
The direction movement of first ladder 1, it is not necessary to which user breaks the first ladder 1 and the second ladder 2 into two with one's hands with hand, can realize the first ladder 1
Opened with the second ladder 2, use is more convenient.
In present embodiment, the first elastic component 5 and the second elastic component 6 are spring, it is possible to understand that ground, are not shown at other
Embodiment in, the first elastic component 5 and the second elastic component 6 can also be made up of rubber and plastic, stainless steel shell fragment elastomeric material, together
Sample can realize flexible function.
Illustrate a kind of course of work of ladder of the present utility model with reference to Fig. 1-Fig. 5：
A kind of ladder of the present utility model, in use, pulling linkage section 43 manually so that latch 4, will away from adjustable plate 31
Bayonet lock 321 moves along guide groove 311, so as to adjust the opening angle size between the first ladder 1 and the second ladder 2, according to reality
Demand, after determining angle, latch 4 is unclamped, latch 4 presses close to adjustable plate 31, and inserting section 42 is inserted into corresponding fixing hole 312
In, realize the opening angle of effective locking double ladder；It has been used that, pull linkage section 43 manually so that inserting section 42 is away from fixed
Hole 312, the second elastic component 6 are affranchised state, and bayonet lock 321 is flexibly supported to guide groove 311 close to the second ladder by the second elastic component 6
One end of frame 2, connecting rod 32 reactivate state, so that the first ladder 1 is active with the second ladder 2.
A kind of ladder of the present utility model, it is capable of the opening angle of effective locking double ladder, and can be according to actual need
Ask the opening angle size of effectively regulation ladder, convenient use and reduction potential safety hazard.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, by above-mentioned description, related work
Personnel can carry out various changes and amendments in without departing from the scope of the utility model completely.This item utility model
Technical scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (7)
- A kind of 1. ladder, it is characterised in that：Including the first ladder and the second ladder being hinged, and it is connected to described first Fixed mechanism between ladder and second ladder, the fixed mechanism include the adjustable plate being connected on first ladder And the connecting rod between the adjustable plate and second ladder, guide groove and multiple fixations are offered on the adjustable plate Hole, one end of the connecting rod are rotatablely connected with second ladder, and the other end of connecting rod is provided with can be along guide groove activity Bayonet lock, latch is movably equipped with the bayonet lock, the latch is in " ㄈ " shape, and the latch includes being arranged in the card The suit section of pin, the inserting section being engaged with the fixing hole and the connection for being connected to the suit section and the inserting section Section, the first elastic component is provided between the suit section and the bayonet lock, the inserting section is engaged with the fixing hole.
- A kind of 2. ladder as claimed in claim 1, it is characterised in that：The one end of the bayonet lock away from the connecting rod is provided with only Stopper, one end of first elastic component flexibly support the suit section, and the other end of first elastic component flexibly supports institute State stopper section.
- A kind of 3. ladder as claimed in claim 1, it is characterised in that：The curved structure of guide groove, multiple fixing holes It is arranged in order to form arcuate structure, the center of circle and the center of circle of the guide groove of the arcuate structure that the fixing hole is formed are arranged concentrically.
- A kind of 4. ladder as claimed in claim 1, it is characterised in that：It is provided with the second elastic component in the guide groove, described second One end of elastic component flexibly supports the one end of the guide groove away from second ladder, the other end elasticity of second elastic component Support the bayonet lock.
- A kind of 5. ladder as claimed in claim 1, it is characterised in that：First ladder include two be oppositely arranged first Vertical frame and at least one first pedal being connected between two described first vertical framves, second ladder include two and set relatively The the second vertical frame put and at least one second pedal being connected between two described second vertical framves.
- A kind of 6. ladder as claimed in claim 5, it is characterised in that：Indulge frame in the bottom and described second of described first vertical frame Bottom is equipped with Non-slip material.
- A kind of 7. ladder as claimed in claim 4, it is characterised in that：First elastic component and second elastic component are Spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720799570.0U CN207131316U (en) | 2017-07-04 | 2017-07-04 | A kind of ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720799570.0U CN207131316U (en) | 2017-07-04 | 2017-07-04 | A kind of ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207131316U true CN207131316U (en) | 2018-03-23 |
Family
ID=61633579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720799570.0U Expired - Fee Related CN207131316U (en) | 2017-07-04 | 2017-07-04 | A kind of ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207131316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210115150A (en) * | 2020-03-12 | 2021-09-27 | 안춘자 | Ladder device |
-
2017
- 2017-07-04 CN CN201720799570.0U patent/CN207131316U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210115150A (en) * | 2020-03-12 | 2021-09-27 | 안춘자 | Ladder device |
| KR102312869B1 (en) * | 2020-03-12 | 2021-10-13 | 안춘자 | Ladder device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180323 Termination date: 20180704 |